Rocky Mountain ATV/MC Keefer Tested

Latest Episodes:

Show #471 - Listener Q&A Show Mar 16, 2026

Show notes

Keefer and crew answer your burning questions that you've submitted! From new to old bikes as well as what parts are worth the buy, this show has a little bit of everything.

Show #470 - 2026 450 MX Non-Shootout (East Coast Edition) Mar 08, 2026

Show notes

Keefer talks about the 2026 450 MX moto media shootout results then applies those results to what these bikes feel like on east coast conditions. This episode also dives into the on going debate on if any of the new 450 MX machines feel different from Southern California (when comparing them to riding on the east coast style tracks). Get the info on which new 450 feels best for which type of rider/conditions in this NON SHOOTOUT comparison.

Show #469 - Daytona SMX Next Wrap Up Mar 02, 2026

Show notes

I sit down with my son Aden and mechanic Eddie to go over the weekend of SMX Next racing from the famous Daytona International Speedway. We will go over how Aden's first SX was, what some of the surprises were, what grade we give Aden on his performance, bike set up and much more in this all SX episode.

Show #468 - 2026 KTM 450 Factory Edition Review Feb 16, 2026

Show notes

Is the new Factory Edition with Pro Components worth the extra cost over the stock KTM 450 SX-F? Keefer breaks down the new orange machine and gives you some insight on what the main differences are on the new FE. AER or Cone Valve? 109Db limit? What about the engine character? Is the new sound limit hurt the great KTM engine delivery? All of this and more in this episode.

Show #467 - Ducati Desmo 450 Update Feb 09, 2026

Show notes

Keefer breaks down the Ducati Desmo 450 after spending more time on the Italian Stallion. Learn about mods that help the chassis as well as the engine character within this show. Get some details on how to create a more balanced Desmo as well as a more friendly experience on the track.

Show #466 - The Fastest KX450 I Have Ridden w/Jamie Ellis Feb 02, 2026

Show notes

Jamie Ellis from Twisted Development comes on to chat with Keefer about his latest KX450 build. Learn about what was done to the engine to make it one of the fastest Kawasaki builds to date and what you can do to your KX450 without breaking he bank. Get helpful tips as well as some insight on the strengths and weaknesses of the KX450 powerplant from one of the best engine builders this industry has.

Show #465 - 2026 Yamaha YZ250 Two Stroke Talk Jan 26, 2026

Show notes

Keefer and Eddie Laret go over the YZ250 two stroke and give you some insight on mods, jetting, who this bike is for and why/when you should choose a two stroke in your life! Get all the BRAAAAAAP right here in this show!

Show #464 - 2026 KTM 350 SX-F Review/Tips/Mods & SMX Next Talk Jan 19, 2026

Show notes

In this episode Keefer will break down how it's going with the 2026 KTM 350 SX-F and what he's learned about this bike over the past couple months. Learn about what mods he has done to the mid sized orange machine and hear which mods didn't work out so well. Also, in this episode hear how SX prep is going with Aden Keefer and what he has learned about SX over riding/racing MX.

Show #463 - Vacationing With The Kawasaki KX450SR Jan 12, 2026

Show notes

We took our 2026 KX450SR and put 13 hours on it over the holiday break. We will break down how our time was spent on the green machine and what we decided to do to it in order make it even better! Is the KX450SR the bike you've been looking for? Listen to this episode and find out!

Show #462 - 2026 Yamaha YZ250F Review/Set Up Jan 05, 2026

Show notes

We will dive into this unchanged 2026 bLU cRU YZ250F machine and give you some setting tips as well as mods that can help the engine/chassis. Learn about what you can do to your new YZ250F in this episode!

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